package com.atguigu.springcloud.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import com.atguigu.springcloud.config.CustomerBlockHandler;
import com.atguigu.springcloud.entity.CommonResult;
import com.atguigu.springcloud.entity.Payment;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * @author 孙志鹏
 * @createDate 2022/5/9 9:24
 */
@RestController
public class RateLimitController {

    @GetMapping("/byResource")
    @SentinelResource(value = "byResource",blockHandler = "handleException")
    public CommonResult byResource() {
        return new CommonResult(200, "按资源名称限流测试OK",new Payment(2020L,"serial001"));
    }

    public CommonResult handleException(BlockException blockException) {
        return new CommonResult(444, blockException.getClass().getCanonicalName() + "\t 服务不可用");
    }

    @GetMapping("/rateLimit/byUrl")
    @SentinelResource(value = "byUrl")
    public CommonResult byUrl()
    {
        return new CommonResult(200,"按url限流测试OK", new Payment(2020L,"serial002"));
    }

    @GetMapping("/rateLimit/customerBlockHandler")
    @SentinelResource(value = "customerBlockHandler",
            blockHandlerClass = CustomerBlockHandler.class, blockHandler = "handleException2")
    public CommonResult customerBlockHandler()
    {
        return new CommonResult(200,"按客户自定义限流处理逻辑");
    }
}
